<!doctype html>
<html>
<head>
<meta charset='UTF-8'><meta name='viewport' content='width=device-width initial-scale=1'>

<link href='https://fonts.loli.net/css?family=Open+Sans:400italic,700italic,700,400&subset=latin,latin-ext' rel='stylesheet' type='text/css' /><style type='text/css'>html {overflow-x: initial !important;}:root { --bg-color:#ffffff; --text-color:#333333; --select-text-bg-color:#B5D6FC; --select-text-font-color:auto; --monospace:"Lucida Console",Consolas,"Courier",monospace; --title-bar-height:20px; }
.mac-os-11 { --title-bar-height:28px; }
html { font-size: 14px; background-color: var(--bg-color); color: var(--text-color); font-family: "Helvetica Neue", Helvetica, Arial, sans-serif; -webkit-font-smoothing: antialiased; }
body { margin: 0px; padding: 0px; height: auto; inset: 0px; font-size: 1rem; line-height: 1.42857; overflow-x: hidden; background: inherit; tab-size: 4; }
iframe { margin: auto; }
a.url { word-break: break-all; }
a:active, a:hover { outline: 0px; }
.in-text-selection, ::selection { text-shadow: none; background: var(--select-text-bg-color); color: var(--select-text-font-color); }
#write { margin: 0px auto; height: auto; width: inherit; word-break: normal; overflow-wrap: break-word; position: relative; white-space: normal; overflow-x: visible; padding-top: 36px; }
#write.first-line-indent p { text-indent: 2em; }
#write.first-line-indent li p, #write.first-line-indent p * { text-indent: 0px; }
#write.first-line-indent li { margin-left: 2em; }
.for-image #write { padding-left: 8px; padding-right: 8px; }
body.typora-export { padding-left: 30px; padding-right: 30px; }
.typora-export .footnote-line, .typora-export li, .typora-export p { white-space: pre-wrap; }
.typora-export .task-list-item input { pointer-events: none; }
@media screen and (max-width: 500px) {
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  #write { padding-left: 20px; padding-right: 20px; }
  .CodeMirror-sizer { margin-left: 0px !important; }
  .CodeMirror-gutters { display: none !important; }
}
#write li > figure:last-child { margin-bottom: 0.5rem; }
#write ol, #write ul { position: relative; }
img { max-width: 100%; vertical-align: middle; image-orientation: from-image; }
button, input, select, textarea { color: inherit; font: inherit; }
input[type="checkbox"], input[type="radio"] { line-height: normal; padding: 0px; }
*, ::after, ::before { box-sizing: border-box; }
#write h1, #write h2, #write h3, #write h4, #write h5, #write h6, #write p, #write pre { width: inherit; }
#write h1, #write h2, #write h3, #write h4, #write h5, #write h6, #write p { position: relative; }
p { line-height: inherit; }
h1, h2, h3, h4, h5, h6 { break-after: avoid-page; break-inside: avoid; orphans: 4; }
p { orphans: 4; }
h1 { font-size: 2rem; }
h2 { font-size: 1.8rem; }
h3 { font-size: 1.6rem; }
h4 { font-size: 1.4rem; }
h5 { font-size: 1.2rem; }
h6 { font-size: 1rem; }
.md-math-block, .md-rawblock, h1, h2, h3, h4, h5, h6, p { margin-top: 1rem; margin-bottom: 1rem; }
.hidden { display: none; }
.md-blockmeta { color: rgb(204, 204, 204); font-weight: 700; font-style: italic; }
a { cursor: pointer; }
sup.md-footnote { padding: 2px 4px; background-color: rgba(238, 238, 238, 0.7); color: rgb(85, 85, 85); border-radius: 4px; cursor: pointer; }
sup.md-footnote a, sup.md-footnote a:hover { color: inherit; text-transform: inherit; text-decoration: inherit; }
#write input[type="checkbox"] { cursor: pointer; width: inherit; height: inherit; }
figure { overflow-x: auto; margin: 1.2em 0px; max-width: calc(100% + 16px); padding: 0px; }
figure > table { margin: 0px; }
tr { break-inside: avoid; break-after: auto; }
thead { display: table-header-group; }
table { border-collapse: collapse; border-spacing: 0px; width: 100%; overflow: auto; break-inside: auto; text-align: left; }
table.md-table td { min-width: 32px; }
.CodeMirror-gutters { border-right: 0px; background-color: inherit; }
.CodeMirror-linenumber { user-select: none; }
.CodeMirror { text-align: left; }
.CodeMirror-placeholder { opacity: 0.3; }
.CodeMirror pre { padding: 0px 4px; }
.CodeMirror-lines { padding: 0px; }
div.hr:focus { cursor: none; }
#write pre { white-space: pre-wrap; }
#write.fences-no-line-wrapping pre { white-space: pre; }
#write pre.ty-contain-cm { white-space: normal; }
.CodeMirror-gutters { margin-right: 4px; }
.md-fences { font-size: 0.9rem; display: block; break-inside: avoid; text-align: left; overflow: visible; white-space: pre; background: inherit; position: relative !important; }
.md-fences-adv-panel { width: 100%; margin-top: 10px; text-align: center; padding-top: 0px; padding-bottom: 8px; overflow-x: auto; }
#write .md-fences.mock-cm { white-space: pre-wrap; }
.md-fences.md-fences-with-lineno { padding-left: 0px; }
#write.fences-no-line-wrapping .md-fences.mock-cm { white-space: pre; overflow-x: auto; }
.md-fences.mock-cm.md-fences-with-lineno { padding-left: 8px; }
.CodeMirror-line, twitterwidget { break-inside: avoid; }
.footnotes { opacity: 0.8; font-size: 0.9rem; margin-top: 1em; margin-bottom: 1em; }
.footnotes + .footnotes { margin-top: 0px; }
.md-reset { margin: 0px; padding: 0px; border: 0px; outline: 0px; vertical-align: top; background: 0px 0px; text-decoration: none; text-shadow: none; float: none; position: static; width: auto; height: auto; white-space: nowrap; cursor: inherit; -webkit-tap-highlight-color: transparent; line-height: normal; font-weight: 400; text-align: left; box-sizing: content-box; direction: ltr; }
li div { padding-top: 0px; }
blockquote { margin: 1rem 0px; }
li .mathjax-block, li p { margin: 0.5rem 0px; }
li blockquote { margin: 1rem 0px; }
li { margin: 0px; position: relative; }
blockquote > :last-child { margin-bottom: 0px; }
blockquote > :first-child, li > :first-child { margin-top: 0px; }
.footnotes-area { color: rgb(136, 136, 136); margin-top: 0.714rem; padding-bottom: 0.143rem; white-space: normal; }
#write .footnote-line { white-space: pre-wrap; }
@media print {
  body, html { border: 1px solid transparent; height: 99%; break-after: avoid; break-before: avoid; font-variant-ligatures: no-common-ligatures; }
  #write { margin-top: 0px; padding-top: 0px; border-color: transparent !important; }
  .typora-export * { -webkit-print-color-adjust: exact; }
  .typora-export #write { break-after: avoid; }
  .typora-export #write::after { height: 0px; }
  .is-mac table { break-inside: avoid; }
  .typora-export-show-outline .typora-export-sidebar { display: none; }
}
.footnote-line { margin-top: 0.714em; font-size: 0.7em; }
a img, img a { cursor: pointer; }
pre.md-meta-block { font-size: 0.8rem; min-height: 0.8rem; white-space: pre-wrap; background: rgb(204, 204, 204); display: block; overflow-x: hidden; }
p > .md-image:only-child:not(.md-img-error) img, p > img:only-child { display: block; margin: auto; }
#write.first-line-indent p > .md-image:only-child:not(.md-img-error) img { left: -2em; position: relative; }
p > .md-image:only-child { display: inline-block; width: 100%; }
#write .MathJax_Display { margin: 0.8em 0px 0px; }
.md-math-block { width: 100%; }
.md-math-block:not(:empty)::after { display: none; }
.MathJax_ref { fill: currentcolor; }
[contenteditable="true"]:active, [contenteditable="true"]:focus, [contenteditable="false"]:active, [contenteditable="false"]:focus { outline: 0px; box-shadow: none; }
.md-task-list-item { position: relative; list-style-type: none; }
.task-list-item.md-task-list-item { padding-left: 0px; }
.md-task-list-item > input { position: absolute; top: 0px; left: 0px; margin-left: -1.2em; margin-top: calc(1em - 10px); border: none; }
.math { font-size: 1rem; }
.md-toc { min-height: 3.58rem; position: relative; font-size: 0.9rem; border-radius: 10px; }
.md-toc-content { position: relative; margin-left: 0px; }
.md-toc-content::after, .md-toc::after { display: none; }
.md-toc-item { display: block; color: rgb(65, 131, 196); }
.md-toc-item a { text-decoration: none; }
.md-toc-inner:hover { text-decoration: underline; }
.md-toc-inner { display: inline-block; cursor: pointer; }
.md-toc-h1 .md-toc-inner { margin-left: 0px; font-weight: 700; }
.md-toc-h2 .md-toc-inner { margin-left: 2em; }
.md-toc-h3 .md-toc-inner { margin-left: 4em; }
.md-toc-h4 .md-toc-inner { margin-left: 6em; }
.md-toc-h5 .md-toc-inner { margin-left: 8em; }
.md-toc-h6 .md-toc-inner { margin-left: 10em; }
@media screen and (max-width: 48em) {
  .md-toc-h3 .md-toc-inner { margin-left: 3.5em; }
  .md-toc-h4 .md-toc-inner { margin-left: 5em; }
  .md-toc-h5 .md-toc-inner { margin-left: 6.5em; }
  .md-toc-h6 .md-toc-inner { margin-left: 8em; }
}
a.md-toc-inner { font-size: inherit; font-style: inherit; font-weight: inherit; line-height: inherit; }
.footnote-line a:not(.reversefootnote) { color: inherit; }
.md-attr { display: none; }
.md-fn-count::after { content: "."; }
code, pre, samp, tt { font-family: var(--monospace); }
kbd { margin: 0px 0.1em; padding: 0.1em 0.6em; font-size: 0.8em; color: rgb(36, 39, 41); background: rgb(255, 255, 255); border: 1px solid rgb(173, 179, 185); border-radius: 3px; box-shadow: rgba(12, 13, 14, 0.2) 0px 1px 0px, rgb(255, 255, 255) 0px 0px 0px 2px inset; white-space: nowrap; vertical-align: middle; }
.md-comment { color: rgb(162, 127, 3); opacity: 0.6; font-family: var(--monospace); }
code { text-align: left; vertical-align: initial; }
a.md-print-anchor { white-space: pre !important; border-width: initial !important; border-style: none !important; border-color: initial !important; display: inline-block !important; position: absolute !important; width: 1px !important; right: 0px !important; outline: 0px !important; background: 0px 0px !important; text-decoration: initial !important; text-shadow: initial !important; }
.os-windows.monocolor-emoji .md-emoji { font-family: "Segoe UI Symbol", sans-serif; }
.md-diagram-panel > svg { max-width: 100%; }
[lang="flow"] svg, [lang="mermaid"] svg { max-width: 100%; height: auto; }
[lang="mermaid"] .node text { font-size: 1rem; }
table tr th { border-bottom: 0px; }
video { max-width: 100%; display: block; margin: 0px auto; }
iframe { max-width: 100%; width: 100%; border: none; }
.highlight td, .highlight tr { border: 0px; }
mark { background: rgb(255, 255, 0); color: rgb(0, 0, 0); }
.md-html-inline .md-plain, .md-html-inline strong, mark .md-inline-math, mark strong { color: inherit; }
.md-expand mark .md-meta { opacity: 0.3 !important; }
mark .md-meta { color: rgb(0, 0, 0); }
@media print {
  .typora-export h1, .typora-export h2, .typora-export h3, .typora-export h4, .typora-export h5, .typora-export h6 { break-inside: avoid; }
}
.md-diagram-panel .messageText { stroke: none !important; }
.md-diagram-panel .start-state { fill: var(--node-fill); }
.md-diagram-panel .edgeLabel rect { opacity: 1 !important; }
.md-fences.md-fences-math { font-size: 1em; }
.md-fences-advanced:not(.md-focus) { padding: 0px; white-space: nowrap; border: 0px; }
.md-fences-advanced:not(.md-focus) { background: inherit; }
.typora-export-show-outline .typora-export-content { max-width: 1440px; margin: auto; display: flex; flex-direction: row; }
.typora-export-sidebar { width: 300px; font-size: 0.8rem; margin-top: 80px; margin-right: 18px; }
.typora-export-show-outline #write { --webkit-flex:2; flex: 2 1 0%; }
.typora-export-sidebar .outline-content { position: fixed; top: 0px; max-height: 100%; overflow: hidden auto; padding-bottom: 30px; padding-top: 60px; width: 300px; }
@media screen and (max-width: 1024px) {
  .typora-export-sidebar, .typora-export-sidebar .outline-content { width: 240px; }
}
@media screen and (max-width: 800px) {
  .typora-export-sidebar { display: none; }
}
.outline-content li, .outline-content ul { margin-left: 0px; margin-right: 0px; padding-left: 0px; padding-right: 0px; list-style: none; }
.outline-content ul { margin-top: 0px; margin-bottom: 0px; }
.outline-content strong { font-weight: 400; }
.outline-expander { width: 1rem; height: 1.42857rem; position: relative; display: table-cell; vertical-align: middle; cursor: pointer; padding-left: 4px; }
.outline-expander::before { content: ""; position: relative; font-family: Ionicons; display: inline-block; font-size: 8px; vertical-align: middle; }
.outline-item { padding-top: 3px; padding-bottom: 3px; cursor: pointer; }
.outline-expander:hover::before { content: ""; }
.outline-h1 > .outline-item { padding-left: 0px; }
.outline-h2 > .outline-item { padding-left: 1em; }
.outline-h3 > .outline-item { padding-left: 2em; }
.outline-h4 > .outline-item { padding-left: 3em; }
.outline-h5 > .outline-item { padding-left: 4em; }
.outline-h6 > .outline-item { padding-left: 5em; }
.outline-label { cursor: pointer; display: table-cell; vertical-align: middle; text-decoration: none; color: inherit; }
.outline-label:hover { text-decoration: underline; }
.outline-item:hover { border-color: rgb(245, 245, 245); background-color: var(--item-hover-bg-color); }
.outline-item:hover { margin-left: -28px; margin-right: -28px; border-left: 28px solid transparent; border-right: 28px solid transparent; }
.outline-item-single .outline-expander::before, .outline-item-single .outline-expander:hover::before { display: none; }
.outline-item-open > .outline-item > .outline-expander::before { content: ""; }
.outline-children { display: none; }
.info-panel-tab-wrapper { display: none; }
.outline-item-open > .outline-children { display: block; }
.typora-export .outline-item { padding-top: 1px; padding-bottom: 1px; }
.typora-export .outline-item:hover { margin-right: -8px; border-right: 8px solid transparent; }
.typora-export .outline-expander::before { content: "+"; font-family: inherit; top: -1px; }
.typora-export .outline-expander:hover::before, .typora-export .outline-item-open > .outline-item > .outline-expander::before { content: "−"; }
.typora-export-collapse-outline .outline-children { display: none; }
.typora-export-collapse-outline .outline-item-open > .outline-children, .typora-export-no-collapse-outline .outline-children { display: block; }
.typora-export-no-collapse-outline .outline-expander::before { content: "" !important; }
.typora-export-show-outline .outline-item-active > .outline-item .outline-label { font-weight: 700; }
.md-inline-math-container mjx-container { zoom: 0.95; }


.CodeMirror { height: auto; }
.CodeMirror.cm-s-inner { background: inherit; }
.CodeMirror-scroll { overflow: auto hidden; z-index: 3; }
.CodeMirror-gutter-filler, .CodeMirror-scrollbar-filler { background-color: rgb(255, 255, 255); }
.CodeMirror-gutters { border-right: 1px solid rgb(221, 221, 221); background: inherit; white-space: nowrap; }
.CodeMirror-linenumber { padding: 0px 3px 0px 5px; text-align: right; color: rgb(153, 153, 153); }
.cm-s-inner .cm-keyword { color: rgb(119, 0, 136); }
.cm-s-inner .cm-atom, .cm-s-inner.cm-atom { color: rgb(34, 17, 153); }
.cm-s-inner .cm-number { color: rgb(17, 102, 68); }
.cm-s-inner .cm-def { color: rgb(0, 0, 255); }
.cm-s-inner .cm-variable { color: rgb(0, 0, 0); }
.cm-s-inner .cm-variable-2 { color: rgb(0, 85, 170); }
.cm-s-inner .cm-variable-3 { color: rgb(0, 136, 85); }
.cm-s-inner .cm-string { color: rgb(170, 17, 17); }
.cm-s-inner .cm-property { color: rgb(0, 0, 0); }
.cm-s-inner .cm-operator { color: rgb(152, 26, 26); }
.cm-s-inner .cm-comment, .cm-s-inner.cm-comment { color: rgb(170, 85, 0); }
.cm-s-inner .cm-string-2 { color: rgb(255, 85, 0); }
.cm-s-inner .cm-meta { color: rgb(85, 85, 85); }
.cm-s-inner .cm-qualifier { color: rgb(85, 85, 85); }
.cm-s-inner .cm-builtin { color: rgb(51, 0, 170); }
.cm-s-inner .cm-bracket { color: rgb(153, 153, 119); }
.cm-s-inner .cm-tag { color: rgb(17, 119, 0); }
.cm-s-inner .cm-attribute { color: rgb(0, 0, 204); }
.cm-s-inner .cm-header, .cm-s-inner.cm-header { color: rgb(0, 0, 255); }
.cm-s-inner .cm-quote, .cm-s-inner.cm-quote { color: rgb(0, 153, 0); }
.cm-s-inner .cm-hr, .cm-s-inner.cm-hr { color: rgb(153, 153, 153); }
.cm-s-inner .cm-link, .cm-s-inner.cm-link { color: rgb(0, 0, 204); }
.cm-negative { color: rgb(221, 68, 68); }
.cm-positive { color: rgb(34, 153, 34); }
.cm-header, .cm-strong { font-weight: 700; }
.cm-del { text-decoration: line-through; }
.cm-em { font-style: italic; }
.cm-link { text-decoration: underline; }
.cm-error { color: red; }
.cm-invalidchar { color: red; }
.cm-constant { color: rgb(38, 139, 210); }
.cm-defined { color: rgb(181, 137, 0); }
div.CodeMirror span.CodeMirror-matchingbracket { color: rgb(0, 255, 0); }
div.CodeMirror span.CodeMirror-nonmatchingbracket { color: rgb(255, 34, 34); }
.cm-s-inner .CodeMirror-activeline-background { background: inherit; }
.CodeMirror { position: relative; overflow: hidden; }
.CodeMirror-scroll { height: 100%; outline: 0px; position: relative; box-sizing: content-box; background: inherit; }
.CodeMirror-sizer { position: relative; }
.CodeMirror-gutter-filler, .CodeMirror-hscrollbar, .CodeMirror-scrollbar-filler, .CodeMirror-vscrollbar { position: absolute; z-index: 6; display: none; outline: 0px; }
.CodeMirror-vscrollbar { right: 0px; top: 0px; overflow: hidden; }
.CodeMirror-hscrollbar { bottom: 0px; left: 0px; overflow: auto hidden; }
.CodeMirror-scrollbar-filler { right: 0px; bottom: 0px; }
.CodeMirror-gutter-filler { left: 0px; bottom: 0px; }
.CodeMirror-gutters { position: absolute; left: 0px; top: 0px; padding-bottom: 10px; z-index: 3; overflow-y: hidden; }
.CodeMirror-gutter { white-space: normal; height: 100%; box-sizing: content-box; padding-bottom: 30px; margin-bottom: -32px; display: inline-block; }
.CodeMirror-gutter-wrapper { position: absolute; z-index: 4; background: 0px 0px !important; border: none !important; }
.CodeMirror-gutter-background { position: absolute; top: 0px; bottom: 0px; z-index: 4; }
.CodeMirror-gutter-elt { position: absolute; cursor: default; z-index: 4; }
.CodeMirror-lines { cursor: text; }
.CodeMirror pre { border-radius: 0px; border-width: 0px; background: 0px 0px; font-family: inherit; font-size: inherit; margin: 0px; white-space: pre; overflow-wrap: normal; color: inherit; z-index: 2; position: relative; overflow: visible; }
.CodeMirror-wrap pre { overflow-wrap: break-word; white-space: pre-wrap; word-break: normal; }
.CodeMirror-code pre { border-right: 30px solid transparent; width: fit-content; }
.CodeMirror-wrap .CodeMirror-code pre { border-right: none; width: auto; }
.CodeMirror-linebackground { position: absolute; inset: 0px; z-index: 0; }
.CodeMirror-linewidget { position: relative; z-index: 2; overflow: auto; }
.CodeMirror-wrap .CodeMirror-scroll { overflow-x: hidden; }
.CodeMirror-measure { position: absolute; width: 100%; height: 0px; overflow: hidden; visibility: hidden; }
.CodeMirror-measure pre { position: static; }
.CodeMirror div.CodeMirror-cursor { position: absolute; visibility: hidden; border-right: none; width: 0px; }
.CodeMirror div.CodeMirror-cursor { visibility: hidden; }
.CodeMirror-focused div.CodeMirror-cursor { visibility: inherit; }
.cm-searching { background: rgba(255, 255, 0, 0.4); }
span.cm-underlined { text-decoration: underline; }
span.cm-strikethrough { text-decoration: line-through; }
.cm-tw-syntaxerror { color: rgb(255, 255, 255); background-color: rgb(153, 0, 0); }
.cm-tw-deleted { text-decoration: line-through; }
.cm-tw-header5 { font-weight: 700; }
.cm-tw-listitem:first-child { padding-left: 10px; }
.cm-tw-box { border-style: solid; border-right-width: 1px; border-bottom-width: 1px; border-left-width: 1px; border-color: inherit; border-top-width: 0px !important; }
.cm-tw-underline { text-decoration: underline; }
@media print {
  .CodeMirror div.CodeMirror-cursor { visibility: hidden; }
}


:root {
    --side-bar-bg-color: #fafafa;
    --control-text-color: #777;
}

@include-when-export url(https://fonts.loli.net/css?family=Open+Sans:400italic,700italic,700,400&subset=latin,latin-ext);

/* open-sans-regular - latin-ext_latin */
  /* open-sans-italic - latin-ext_latin */
    /* open-sans-700 - latin-ext_latin */
    /* open-sans-700italic - latin-ext_latin */
  html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
}

body {
    font-family: "Open Sans","Clear Sans", "Helvetica Neue", Helvetica, Arial, 'Segoe UI Emoji', sans-serif;
    color: rgb(51, 51, 51);
    line-height: 1.6;
}

#write {
    max-width: 860px;
  	margin: 0 auto;
  	padding: 30px;
    padding-bottom: 100px;
}

@media only screen and (min-width: 1400px) {
	#write {
		max-width: 1024px;
	}
}

@media only screen and (min-width: 1800px) {
	#write {
		max-width: 1200px;
	}
}

#write > ul:first-child,
#write > ol:first-child{
    margin-top: 30px;
}

a {
    color: #4183C4;
}
h1,
h2,
h3,
h4,
h5,
h6 {
    position: relative;
    margin-top: 1rem;
    margin-bottom: 1rem;
    font-weight: bold;
    line-height: 1.4;
    cursor: text;
}
h1:hover a.anchor,
h2:hover a.anchor,
h3:hover a.anchor,
h4:hover a.anchor,
h5:hover a.anchor,
h6:hover a.anchor {
    text-decoration: none;
}
h1 tt,
h1 code {
    font-size: inherit;
}
h2 tt,
h2 code {
    font-size: inherit;
}
h3 tt,
h3 code {
    font-size: inherit;
}
h4 tt,
h4 code {
    font-size: inherit;
}
h5 tt,
h5 code {
    font-size: inherit;
}
h6 tt,
h6 code {
    font-size: inherit;
}
h1 {
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</style><title>EMsgHelper-doc</title>
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<div class="typora-export-sidebar"><div class="outline-content"><li class="outline-item-wrapper outline-h2"><div class="outline-item"><span class="outline-expander"></span><a class="outline-label" href="#报文加密工具类">报文加密工具类</a></div><ul class="outline-children"></ul></li><li class="outline-item-wrapper outline-h1"><div class="outline-item"><span class="outline-expander"></span><a class="outline-label" href="#简介">简介</a></div><ul class="outline-children"><li class="outline-item-wrapper outline-h2"><div class="outline-item"><span class="outline-expander"></span><a class="outline-label" href="#算法说明">算法说明</a></div><ul class="outline-children"><li class="outline-item-wrapper outline-h3"><div class="outline-item"><span class="outline-expander"></span><a class="outline-label" href="#名词定义">名词定义</a></div><ul class="outline-children"></ul></li><li class="outline-item-wrapper outline-h3"><div class="outline-item"><span class="outline-expander"></span><a class="outline-label" href="#密文格式">密文格式</a></div><ul class="outline-children"></ul></li></ul></li><li class="outline-item-wrapper outline-h2"><div class="outline-item"><span class="outline-expander"></span><a class="outline-label" href="#工作步骤">工作步骤</a></div><ul class="outline-children"><li class="outline-item-wrapper outline-h3"><div class="outline-item"><span class="outline-expander"></span><a class="outline-label" href="#1-前期准备">1. 前期准备</a></div><ul class="outline-children"></ul></li><li class="outline-item-wrapper outline-h3"><div class="outline-item"><span class="outline-expander"></span><a class="outline-label" href="#2-加密算法过程">2. 加密算法过程</a></div><ul class="outline-children"></ul></li><li class="outline-item-wrapper outline-h3"><div class="outline-item"><span class="outline-expander"></span><a class="outline-label" href="#3-解密算法过程">3. 解密算法过程 </a></div><ul class="outline-children"></ul></li><li class="outline-item-wrapper outline-h3"><div class="outline-item"><span class="outline-expander"></span><a class="outline-label" href="#4-msgid用途说明">4. msgId用途说明</a></div><ul class="outline-children"></ul></li></ul></li></ul></li><li class="outline-item-wrapper outline-h1"><div class="outline-item"><span class="outline-expander"></span><a class="outline-label" href="#样例数据">样例数据</a></div><ul class="outline-children"><li class="outline-item-wrapper outline-h2"><div class="outline-item"><span class="outline-expander"></span><a class="outline-label" href="#测试数据">测试数据</a></div><ul class="outline-children"></ul></li><li class="outline-item-wrapper outline-h2"><div class="outline-item"><span class="outline-expander"></span><a class="outline-label" href="#加解密样例">加解密样例</a></div><ul class="outline-children"><li class="outline-item-wrapper outline-h3"><div class="outline-item"><span class="outline-expander"></span><a class="outline-label" href="#不定义msgid">不定义msgId</a></div><ul class="outline-children"></ul></li><li class="outline-item-wrapper outline-h3"><div class="outline-item"><span class="outline-expander"></span><a class="outline-label" href="#自定义msgid">自定义msgId</a></div><ul class="outline-children"></ul></li></ul></li></ul></li><li class="outline-item-wrapper outline-h1"><div class="outline-item"><span class="outline-expander"></span><a class="outline-label" href="#样例程序">样例程序</a></div><ul class="outline-children"><li class="outline-item-wrapper outline-h2"><div class="outline-item"><span class="outline-expander"></span><a class="outline-label" href="#主函数">主函数</a></div><ul class="outline-children"></ul></li><li class="outline-item-wrapper outline-h2"><div class="outline-item"><span class="outline-expander"></span><a class="outline-label" href="#使用方法1">使用方法1</a></div><ul class="outline-children"></ul></li><li class="outline-item-wrapper outline-h2"><div class="outline-item"><span class="outline-expander"></span><a class="outline-label" href="#使用方法2">使用方法2</a></div><ul class="outline-children"></ul></li><li class="outline-item-wrapper outline-h2"><div class="outline-item"><span class="outline-expander"></span><a class="outline-label" href="#使用方法3">使用方法3</a></div><ul class="outline-children"></ul></li><li class="outline-item-wrapper outline-h2"><div class="outline-item"><span class="outline-expander"></span><a class="outline-label" href="#运行结果样例">运行结果样例</a></div><ul class="outline-children"></ul></li></ul></li></div></div><div id='write'  class=''><h2 id='报文加密工具类'><span>报文加密工具类</span></h2><p><span>版本：1.0.0-20230816</span></p><pre class="md-fences md-end-block ty-contain-cm modeLoaded md-focus" spellcheck="false" lang=""><div class="CodeMirror cm-s-inner cm-s-null-scroll CodeMirror-wrap CodeMirror-focused" lang=""><div style="overflow: hidden; position: relative; width: 3px; height: 0px; top: 78.6641px; left: 224.906px;"><textarea autocorrect="off" autocapitalize="off" spellcheck="false" tabindex="0" style="position: absolute; bottom: -1em; padding: 0px; width: 1000px; height: 1em; outline: none;"></textarea></div><div class="CodeMirror-scrollbar-filler" cm-not-content="true"></div><div class="CodeMirror-gutter-filler" cm-not-content="true"></div><div class="CodeMirror-scroll" tabindex="-1"><div class="CodeMirror-sizer" style="margin-left: 0px; margin-bottom: 0px; border-right-width: 0px; padding-right: 0px; padding-bottom: 0px;"><div style="position: relative; top: 0px;"><div class="CodeMirror-lines" role="presentation"><div role="presentation" style="position: relative; outline: none;"><div class="CodeMirror-measure"><pre>x</pre></div><div class="CodeMirror-measure"></div><div style="position: relative; z-index: 1;"></div><div class="CodeMirror-code" role="presentation" style=""><div class="" style="position: relative;"><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">&lt;dependency&gt;</span></pre></div><div class="" style="position: relative;"><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">  &lt;groupId&gt;com.ctd&lt;/groupId&gt;</span></pre></div><div class="" style="position: relative;"><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">  &lt;artifactId&gt;ctd-msg-jes&lt;/artifactId&gt;</span></pre></div><div class="CodeMirror-activeline" style="position: relative;"><div class="CodeMirror-activeline-background CodeMirror-linebackground"></div><div class="CodeMirror-gutter-background CodeMirror-activeline-gutter" style="left: 0px; width: 0px;"></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">  &lt;version&gt;1.0.0-20230816&lt;/version&gt;</span></pre></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">&lt;/dependency&gt;</span></pre></div></div></div></div></div><div style="position: absolute; height: 0px; width: 1px; border-bottom: 0px solid transparent; top: 115px;"></div><div class="CodeMirror-gutters" style="display: none; height: 115px;"></div></div></div></pre><p>&nbsp;</p><h1 id='简介'><span>简介</span></h1><p><span>  本工具类目标，提供一个简易的报文安全封装工具，用于本司与合作伙伴建立非对称加解密方式的报文处理。</span></p><p><span>涉及算法：国密 SM2，SM3，SM4</span></p><p>&nbsp;</p><h2 id='算法说明'><span>算法说明</span></h2><p>&nbsp;</p><p><img src="jwe-2.png" referrerpolicy="no-referrer" alt="image-20230801145258987"></p><h3 id='名词定义'><span>名词定义</span></h3><ul><li><strong><span>Sender</span></strong><span>： 发送者</span></li><li><strong><span>Receiver</span></strong><span>： 接收者</span></li><li><strong><span>S-Pub</span></strong><span>，</span><strong><span>S-Priv</span></strong><span>： 发送者公私钥简称</span></li><li><strong><span>R-Pub</span></strong><span>，</span><strong><span>R-Priv</span></strong><span>：接收者公私钥简称：</span></li><li><strong><span>T-Pub</span></strong><span>，</span><strong><span>T-Priv</span></strong><span>： 临时公私钥简称 </span></li><li><strong><span>CEK</span></strong><span>： Content Encryption Key 内容保护密钥</span></li><li><strong><span>epk</span></strong><span>：SM2算法的临时密钥对，用于密钥协商</span></li><li><strong><span>z</span></strong><span>：ECDH算法协商的结果值</span></li><li><strong><span>tag</span></strong><span>：使用HMAC-SM3算法计算的授权码，用于算法标识，iv，密文的完整性验证.将输出到jwe.tag</span></li><li><strong><span>aad</span></strong><span>：Additional Authenticated Data 授权附加数据</span></li><li><strong><span>al</span></strong><span>：aad的长度，使用8字节Big-Ending顺序排序</span></li></ul><p>&nbsp;</p><h3 id='密文格式'><span>密文格式</span></h3><p><span>密文分为5段，每段之间用</span><code>.</code><span>分隔： </span><code>msgId.protected.iv.ciphertext.tag</code><span> 各段说明如下表：</span></p><pre class="md-fences md-end-block ty-contain-cm modeLoaded" spellcheck="false" lang=""><div class="CodeMirror cm-s-inner cm-s-null-scroll CodeMirror-wrap" lang=""><div style="overflow: hidden; position: relative; width: 3px; height: 0px; top: 9.26172px; left: 8px;"><textarea autocorrect="off" autocapitalize="off" spellcheck="false" tabindex="0" style="position: absolute; bottom: -1em; padding: 0px; width: 1000px; height: 1em; outline: none;"></textarea></div><div class="CodeMirror-scrollbar-filler" cm-not-content="true"></div><div class="CodeMirror-gutter-filler" cm-not-content="true"></div><div class="CodeMirror-scroll" tabindex="-1"><div class="CodeMirror-sizer" style="margin-left: 0px; margin-bottom: 0px; border-right-width: 0px; padding-right: 0px; padding-bottom: 0px;"><div style="position: relative; top: 0px;"><div class="CodeMirror-lines" role="presentation"><div role="presentation" style="position: relative; outline: none;"><div class="CodeMirror-measure"><pre><span>xxxxxxxxxx</span></pre></div><div class="CodeMirror-measure"></div><div style="position: relative; z-index: 1;"></div><div class="CodeMirror-code" role="presentation"><div class="CodeMirror-activeline" style="position: relative;"><div class="CodeMirror-activeline-background CodeMirror-linebackground"></div><div class="CodeMirror-gutter-background CodeMirror-activeline-gutter" style="left: 0px; width: 0px;"></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">JES.TXL4L8IRUBrh2fMcuQugKHljlRGWCCqZDFZkKPoCDsyC1_ry1gLZrw4JqtV-vG_ZI-_MB8VsHjKVE-roHHgvfw.Zay9g3GHqwbtGhjGyq0CGw.cO_U0RaqatmY99rnOQvrDBHzj-Y_3p9TgjYaGwEIfsT3LzXuxKJrbVxI8VYPBBmYQ1mFIVDbzkqww2YlDczYBw.rYosveNbHoR4e_vAhDbxog</span></pre></div></div></div></div></div></div><div style="position: absolute; height: 0px; width: 1px; border-bottom: 0px solid transparent; top: 138px;"></div><div class="CodeMirror-gutters" style="display: none; height: 138px;"></div></div></div></pre><figure><table><thead><tr><th style='text-align:center;' ><span>序号</span></th><th><span>字段名</span></th><th><span>备注</span></th></tr></thead><tbody><tr><td style='text-align:center;' ><span>1</span></td><td><span>msgId</span></td><td><span>固定取值 V1</span></td></tr><tr><td style='text-align:center;' ><span>2</span></td><td><span>protected</span></td><td><span>base64Url格式编码，json格式的说明协商算法，加密算法，临时密钥等信息</span></td></tr><tr><td style='text-align:center;' ><span>3</span></td><td><span>iv</span></td><td><span>base64Url格式编码，对称加密使用的初始向量</span></td></tr><tr><td style='text-align:center;' ><span>4</span></td><td><span>cipherTxt</span></td><td><span>base64Url格式编码，密文</span></td></tr><tr><td style='text-align:center;' ><span>5</span></td><td><span>tag</span></td><td><span>base64Url格式编码，HMAC-SM3算法对（msgId, protected,iv,cipherTxt）计算取前16字节</span></td></tr><tr><td style='text-align:center;' ><span>6</span></td><td><span>sign</span></td><td><span>base64Url格式编码，发送者私钥签名</span></td></tr></tbody></table></figure><p>&nbsp;</p><p><strong><span>protected明文样例</span></strong><span>：</span></p><pre class="md-fences md-end-block ty-contain-cm modeLoaded" spellcheck="false" lang=""><div class="CodeMirror cm-s-inner cm-s-null-scroll CodeMirror-wrap" lang=""><div style="overflow: hidden; position: relative; width: 3px; height: 0px; top: 9.52344px; left: 8px;"><textarea autocorrect="off" autocapitalize="off" spellcheck="false" tabindex="0" style="position: absolute; bottom: -1em; padding: 0px; width: 1000px; height: 1em; outline: none;"></textarea></div><div class="CodeMirror-scrollbar-filler" cm-not-content="true"></div><div class="CodeMirror-gutter-filler" cm-not-content="true"></div><div class="CodeMirror-scroll" tabindex="-1"><div class="CodeMirror-sizer" style="margin-left: 0px; margin-bottom: 0px; border-right-width: 0px; padding-right: 0px; padding-bottom: 0px;"><div style="position: relative; top: 0px;"><div class="CodeMirror-lines" role="presentation"><div role="presentation" style="position: relative; outline: none;"><div class="CodeMirror-measure"><pre><span>xxxxxxxxxx</span></pre></div><div class="CodeMirror-measure"></div><div style="position: relative; z-index: 1;"></div><div class="CodeMirror-code" role="presentation" style=""><div class="CodeMirror-activeline" style="position: relative;"><div class="CodeMirror-activeline-background CodeMirror-linebackground"></div><div class="CodeMirror-gutter-background CodeMirror-activeline-gutter" style="left: 0px; width: 0px;"></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">{</span></pre></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">  "epk": {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp;  "crv": "sm2",</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp;  "kty": "EC",</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp;  "x": "398B2446AC4FC2D404EC9F6EF14DBD97A3261316660F0031130CB28729A14197",</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp;  "y": "37328BC36B1D2E33D67FCE445B5F351EFC77D70B8C0DF60904B036D9D15DB495"</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">  },</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">  "enc": "SM4_128CBC+HMacSM3",</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">  "alg": "ECDH-SM2"</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre></div></div></div></div></div><div style="position: absolute; height: 0px; width: 1px; border-bottom: 0px solid transparent; top: 323px;"></div><div class="CodeMirror-gutters" style="display: none; height: 323px;"></div></div></div></pre><p>&nbsp;</p><h2 id='工作步骤'><span>工作步骤</span></h2><p>&nbsp;</p><h3 id='1-前期准备'><span>1. 前期准备</span></h3><ol start='' ><li><span>生成密钥，发送者（Sender），接收者（Receiver）各自生成 SM2 密钥对</span></li><li><span>交换密钥，发送者，接收者，互相交给对方自己的公钥</span></li></ol><p>&nbsp;</p><h3 id='2-加密算法过程'><span>2. 加密算法过程</span></h3><ol start='' ><li><p><span>sender端生成 </span><strong><span>epk</span></strong><span> 临时密钥对：</span><strong><span>T-Pub</span></strong><span>，</span><strong><span>T-Priv</span></strong><span> </span></p></li><li><p><span>sender端由</span><strong><span>T-Pub</span></strong><span>构造生成 </span><strong><span>protected</span></strong><span> 信息备用</span></p></li><li><p><span>sender端通过</span><strong><span>ECDH</span></strong><span> ( </span><strong><span>T-Priv</span></strong><span>，</span><strong><span>R-Pub</span></strong><span> ) 密钥协商算法得到 </span><strong><span>z</span></strong></p></li><li><p><span>sender端由</span><strong><span>z</span></strong><span>导出协商的密钥。 </span>
<strong><span>KDF</span></strong><span>(</span><strong><span>z</span></strong><span>)  ==&gt; </span><strong><span>cek</span></strong></p></li><li><p><span>sender端生成16字节随机数， </span><strong><span>iv</span></strong></p></li><li><p><span>sender端</span><strong><span>SM4/CBC/PKCS5Padding</span></strong><span>加密明文。</span>
<strong><span>SM4_CBC-Encrypt</span></strong><span> ( </span><strong><span>cek</span></strong><span>，</span><strong><span>iv</span></strong><span>,  </span><strong><span>plainTxt</span></strong><span> ) ==&gt; </span><strong><span>cipherTxt</span></strong><span>  </span></p></li><li><p><span>sender端合并加密过程中各要素，使用HMAC计算</span><strong><span>tag</span></strong><span>，密钥使用</span><strong><span>CEK</span></strong><span>。</span>
<strong><span>HMAC-SM3</span></strong><span>(</span><strong><span>cek</span></strong><span>，</span><strong><span>aad</span></strong><span>，</span><strong><span>iv</span></strong><span>，</span><strong><span>cipherTxt</span></strong><span>，</span><strong><span>al</span></strong><span>)  ==</span><strong><span>取前16字节</span></strong><span> ==&gt; </span><strong><span>tag</span></strong><span>  </span></p></li><li><p><span>sender端对tag值用发送者的私钥加签 ==&gt;</span><strong><span>sign</span></strong></p></li><li><p><span>sender端将上述各步骤的结果字段连接在一起，每个字段均使用Base64Url格式处理，用“.”连接。</span>
<span>strContact(</span><strong><span>msgId</span></strong><span>,  </span><strong><span>protected</span></strong><span> , </span><strong><span>iv</span></strong><span> , </span><strong><span>cipherTxt</span></strong><span> , </span><strong><span>tag ，sign</span></strong><span>)</span></p><p>&nbsp;</p><p>&nbsp;</p></li></ol><h3 id='3-解密算法过程'><span>3. 解密算法过程 </span></h3><ol start='' ><li><span>receiver端接收到密文后，按</span><code>.</code><span>分隔的规则拆解各段得到：</span><strong><span>msgId</span></strong><span>, </span><strong><span>protected</span></strong><span>, </span><strong><span>iv</span></strong><span>, </span><strong><span>cipherTxt</span></strong><span>, </span><strong><span>tag</span></strong></li><li><span>从</span><strong><span>protected</span></strong><span>构造SM2临时公钥</span><strong><span>T-Pub</span></strong></li><li><span>receiver端使用 </span><strong><span>ECDH ( R-Priv, T-Pub )</span></strong><span>  协商算法得到 </span><strong><span>z</span></strong></li><li><span>receiver端使用</span><strong><span>sender</span></strong><span>端相同的密钥导出算法 </span><strong><span>KDF(z)</span></strong><span> ==&gt; </span><strong><span>cek</span></strong></li><li><span>receiver端使用HMAC验算</span><strong><span>tag</span></strong><span>，若不正确，放弃解密。</span></li><li><span>receiver端使用sender的公钥对tag进行验签</span></li><li><span>receiver端由</span><strong><span>cipherTxt</span></strong><span>解密出明文。</span><strong><span>SM4_CBC-Decrypt</span></strong><span> ( </span><strong><span>cek</span></strong><span>，</span><strong><span>iv</span></strong><span>,  </span><strong><span>cipherTxt</span></strong><span> ) ==&gt; </span><strong><span>plainTxt</span></strong></li></ol><p><span>    </span></p><h3 id='4-msgid用途说明'><span>4. msgId用途说明</span></h3><ol start='' ><li><p><span>msgId当做报文加解密过程的盐</span></p><p><span>参与报文加解密过程，可当做报文加密过程的盐，加解密时需要使用相同的msgId</span></p><p>&nbsp;</p></li><li><p><span>msgId可用于关联管理密文生成者，即报文发送者</span></p><p><span>msgId此时可看做partnerId，用于标识报文发送者，便于报文接收者从自己的密钥库中找到发送者的公钥，然后解密报文。</span></p></li></ol><p>&nbsp;</p><p><font color='red'><strong><span>注：msgId的定义限制</span></strong></font></p><ol start='' ><li><p><font color='red'><span> 不能包含</span><code>.</code><span> </span></font></p></li><li><p><font color='red'><span> msgId长度小于等于40个字符</span></font></p></li><li><p><font color='red'><span> 可包含除第一条以外的字母、数字、符号、中文</span></font></p><p>&nbsp;</p></li></ol><h1 id='样例数据'><span>样例数据</span></h1><p>&nbsp;</p><h2 id='测试数据'><span>测试数据</span></h2><ul><li><strong><span>明文</span></strong></li></ul><pre class="md-fences md-end-block ty-contain-cm modeLoaded" spellcheck="false" lang=""><div class="CodeMirror cm-s-inner cm-s-null-scroll CodeMirror-wrap" lang=""><div style="overflow: hidden; position: relative; width: 3px; height: 0px; top: 9.26172px; left: 8px;"><textarea autocorrect="off" autocapitalize="off" spellcheck="false" tabindex="0" style="position: absolute; bottom: -1em; padding: 0px; width: 1000px; height: 1em; outline: none;"></textarea></div><div class="CodeMirror-scrollbar-filler" cm-not-content="true"></div><div class="CodeMirror-gutter-filler" cm-not-content="true"></div><div class="CodeMirror-scroll" tabindex="-1"><div class="CodeMirror-sizer" style="margin-left: 0px; margin-bottom: 0px; border-right-width: 0px; padding-right: 0px; padding-bottom: 0px;"><div style="position: relative; top: 0px;"><div class="CodeMirror-lines" role="presentation"><div role="presentation" style="position: relative; outline: none;"><div class="CodeMirror-measure"><pre><span>xxxxxxxxxx</span></pre></div><div class="CodeMirror-measure"></div><div style="position: relative; z-index: 1;"></div><div class="CodeMirror-code" role="presentation"><div class="CodeMirror-activeline" style="position: relative;"><div class="CodeMirror-activeline-background CodeMirror-linebackground"></div><div class="CodeMirror-gutter-background CodeMirror-activeline-gutter" style="left: 0px; width: 0px;"></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">{"key1":"value1","key2":"value2","key3":"value3"}</span></pre></div></div></div></div></div></div><div style="position: absolute; height: 0px; width: 1px; border-bottom: 0px solid transparent; top: 46px;"></div><div class="CodeMirror-gutters" style="display: none; height: 46px;"></div></div></div></pre><p>&nbsp;</p><ul><li><span>发送端密钥对</span></li></ul><pre class="md-fences md-end-block ty-contain-cm modeLoaded" spellcheck="false" lang=""><div class="CodeMirror cm-s-inner cm-s-null-scroll CodeMirror-wrap" lang=""><div style="overflow: hidden; position: relative; width: 3px; height: 0px; top: 9.26172px; left: 8px;"><textarea autocorrect="off" autocapitalize="off" spellcheck="false" tabindex="0" style="position: absolute; bottom: -1em; padding: 0px; width: 1000px; height: 1em; outline: none;"></textarea></div><div class="CodeMirror-scrollbar-filler" cm-not-content="true"></div><div class="CodeMirror-gutter-filler" cm-not-content="true"></div><div class="CodeMirror-scroll" tabindex="-1"><div class="CodeMirror-sizer" style="margin-left: 0px; margin-bottom: 0px; border-right-width: 0px; padding-right: 0px; padding-bottom: 0px;"><div style="position: relative; top: 0px;"><div class="CodeMirror-lines" role="presentation"><div role="presentation" style="position: relative; outline: none;"><div class="CodeMirror-measure"><span><span>​</span>x</span></div><div class="CodeMirror-measure"></div><div style="position: relative; z-index: 1;"></div><div class="CodeMirror-code" role="presentation"><div class="CodeMirror-activeline" style="position: relative;"><div class="CodeMirror-activeline-background CodeMirror-linebackground"></div><div class="CodeMirror-gutter-background CodeMirror-activeline-gutter" style="left: 0px; width: 0px;"></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">私钥(D)：00bcb84b5b5defcbdf8353dc788d37e9784917f223d12c6c9357733f63014f3f84</span></pre></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">公钥(Q)：046967e7a4643f77befd72be4814a925ae1fddb75622293412816a21314bc25a22c533c8cea471154a25660a7d203c98bf81ebc215605357713c9795231c61aed9</span></pre></div></div></div></div></div><div style="position: absolute; height: 0px; width: 1px; border-bottom: 0px solid transparent; top: 184px;"></div><div class="CodeMirror-gutters" style="display: none; height: 184px;"></div></div></div></pre><ul><li><span>接收端密钥对</span></li></ul><pre class="md-fences md-end-block ty-contain-cm modeLoaded" spellcheck="false" lang=""><div class="CodeMirror cm-s-inner cm-s-null-scroll CodeMirror-wrap" lang=""><div style="overflow: hidden; position: relative; width: 3px; height: 0px; top: 9.26172px; left: 8px;"><textarea autocorrect="off" autocapitalize="off" spellcheck="false" tabindex="0" style="position: absolute; bottom: -1em; padding: 0px; width: 1000px; height: 1em; outline: none;"></textarea></div><div class="CodeMirror-scrollbar-filler" cm-not-content="true"></div><div class="CodeMirror-gutter-filler" cm-not-content="true"></div><div class="CodeMirror-scroll" tabindex="-1"><div class="CodeMirror-sizer" style="margin-left: 0px; margin-bottom: 0px; border-right-width: 0px; padding-right: 0px; padding-bottom: 0px;"><div style="position: relative; top: 0px;"><div class="CodeMirror-lines" role="presentation"><div role="presentation" style="position: relative; outline: none;"><div class="CodeMirror-measure"><pre><span>xxxxxxxxxx</span></pre></div><div class="CodeMirror-measure"></div><div style="position: relative; z-index: 1;"></div><div class="CodeMirror-code" role="presentation"><div class="CodeMirror-activeline" style="position: relative;"><div class="CodeMirror-activeline-background CodeMirror-linebackground"></div><div class="CodeMirror-gutter-background CodeMirror-activeline-gutter" style="left: 0px; width: 0px;"></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">私钥(D)：4d3418c2acda38d98aea1c2f0920c768afcd55ebf09049c2459db0fc3336f8c6</span></pre></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">公钥(Q)：042fcada887cca4fa70244898fc5e7592e5c02f6aee46f267eee37a8cd3535fda672e55f838d6dcef459fdd25b48e04859a8e34f98f4cef5b0e5a35f98233033af</span></pre></div></div></div></div></div><div style="position: absolute; height: 0px; width: 1px; border-bottom: 0px solid transparent; top: 184px;"></div><div class="CodeMirror-gutters" style="display: none; height: 184px;"></div></div></div></pre><p>&nbsp;</p><h2 id='加解密样例'><span>加解密样例</span></h2><p>&nbsp;</p><h3 id='不定义msgid'><span>不定义msgId</span></h3><p><span>msgId ==&gt; </span><code>JES</code><span>  （缺省值）</span></p><pre class="md-fences md-end-block ty-contain-cm modeLoaded" spellcheck="false" lang=""><div class="CodeMirror cm-s-inner cm-s-null-scroll CodeMirror-wrap" lang=""><div style="overflow: hidden; position: relative; width: 3px; height: 0px; top: 9.26172px; left: 8px;"><textarea autocorrect="off" autocapitalize="off" spellcheck="false" tabindex="0" style="position: absolute; bottom: -1em; padding: 0px; width: 1000px; height: 1em; outline: none;"></textarea></div><div class="CodeMirror-scrollbar-filler" cm-not-content="true"></div><div class="CodeMirror-gutter-filler" cm-not-content="true"></div><div class="CodeMirror-scroll" tabindex="-1"><div class="CodeMirror-sizer" style="margin-left: 0px; margin-bottom: 0px; border-right-width: 0px; padding-right: 0px; padding-bottom: 0px;"><div style="position: relative; top: 0px;"><div class="CodeMirror-lines" role="presentation"><div role="presentation" style="position: relative; outline: none;"><div class="CodeMirror-measure"><pre><span>xxxxxxxxxx</span></pre></div><div class="CodeMirror-measure"></div><div style="position: relative; z-index: 1;"></div><div class="CodeMirror-code" role="presentation"><div class="CodeMirror-activeline" style="position: relative;"><div class="CodeMirror-activeline-background CodeMirror-linebackground"></div><div class="CodeMirror-gutter-background CodeMirror-activeline-gutter" style="left: 0px; width: 0px;"></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">  JES.TXL4L8IRUBrh2fMcuQugKHljlRGWCCqZDFZkKPoCDsyC1_ry1gLZrw4JqtV-vG_ZI-_MB8VsHjKVE-roHHgvfw.Zay9g3GHqwbtGhjGyq0CGw.cO_U0RaqatmY99rnOQvrDBHzj-Y_3p9TgjYaGwEIfsT3LzXuxKJrbVxI8VYPBBmYQ1mFIVDbzkqww2YlDczYBw.rYosveNbHoR4e_vAhDbxog</span></pre></div></div></div></div></div></div><div style="position: absolute; height: 0px; width: 1px; border-bottom: 0px solid transparent; top: 161px;"></div><div class="CodeMirror-gutters" style="display: none; height: 161px;"></div></div></div></pre><p>&nbsp;</p><h3 id='自定义msgid'><span>自定义msgId</span></h3><p><span>msgId ==&gt; </span><code>A12-34￥51$2_er5#@%4中文56</code></p><pre class="md-fences md-end-block ty-contain-cm modeLoaded" spellcheck="false" lang=""><div class="CodeMirror cm-s-inner cm-s-null-scroll CodeMirror-wrap" lang=""><div style="overflow: hidden; position: relative; width: 3px; height: 0px; top: 9.26172px; left: 8px;"><textarea autocorrect="off" autocapitalize="off" spellcheck="false" tabindex="0" style="position: absolute; bottom: -1em; padding: 0px; width: 1000px; height: 1em; outline: none;"></textarea></div><div class="CodeMirror-scrollbar-filler" cm-not-content="true"></div><div class="CodeMirror-gutter-filler" cm-not-content="true"></div><div class="CodeMirror-scroll" tabindex="-1"><div class="CodeMirror-sizer" style="margin-left: 0px; margin-bottom: 0px; border-right-width: 0px; padding-right: 0px; padding-bottom: 0px;"><div style="position: relative; top: 0px;"><div class="CodeMirror-lines" role="presentation"><div role="presentation" style="position: relative; outline: none;"><div class="CodeMirror-measure"><pre><span>xxxxxxxxxx</span></pre></div><div class="CodeMirror-measure"></div><div style="position: relative; z-index: 1;"></div><div class="CodeMirror-code" role="presentation"><div class="CodeMirror-activeline" style="position: relative;"><div class="CodeMirror-activeline-background CodeMirror-linebackground"></div><div class="CodeMirror-gutter-background CodeMirror-activeline-gutter" style="left: 0px; width: 0px;"></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> A12-34￥51$2_er5#@%4中文56.T9_RhBjijnI-WK_8BfgYB85NmcooBf-gxtnjIVFk2rdca3-g3tCncA-LH02jomF_xrH1lPazd9kS4UYSqIOtbg.CvvqYOd_zQnbvmZXCkqwZA.7N-_QyWhiVx77L52EKT4MV9hRHdxEaTrFXhIhCwL7YlHmZKWeS6H_FExcG0TO2eQd_1QsC2i8WX4jhNG7YDGWA.vu2kAM8nPnMIU7HvdG7ybw</span></pre></div></div></div></div></div></div><div style="position: absolute; height: 0px; width: 1px; border-bottom: 0px solid transparent; top: 161px;"></div><div class="CodeMirror-gutters" style="display: none; height: 161px;"></div></div></div></pre><p>&nbsp;</p><h1 id='样例程序'><span>样例程序</span></h1><p>&nbsp;</p><h2 id='主函数'><span>主函数</span></h2><pre class="md-fences md-end-block ty-contain-cm modeLoaded" spellcheck="false" lang="java" style="break-inside: unset;"><div class="CodeMirror cm-s-inner cm-s-null-scroll CodeMirror-wrap" lang="java"><div style="overflow: hidden; position: relative; width: 3px; height: 0px; top: 9.26172px; left: 8px;"><textarea autocorrect="off" autocapitalize="off" spellcheck="false" tabindex="0" style="position: absolute; bottom: -1em; padding: 0px; width: 1000px; height: 1em; outline: none;"></textarea></div><div class="CodeMirror-scrollbar-filler" cm-not-content="true"></div><div class="CodeMirror-gutter-filler" cm-not-content="true"></div><div class="CodeMirror-scroll" tabindex="-1"><div class="CodeMirror-sizer" style="margin-left: 0px; margin-bottom: 0px; border-right-width: 0px; padding-right: 0px; padding-bottom: 0px;"><div style="position: relative; top: 0px;"><div class="CodeMirror-lines" role="presentation"><div role="presentation" style="position: relative; outline: none;"><div class="CodeMirror-measure"><pre><span>xxxxxxxxxx</span></pre></div><div class="CodeMirror-measure"></div><div style="position: relative; z-index: 1;"></div><div class="CodeMirror-code" role="presentation" style=""><div class="CodeMirror-activeline" style="position: relative;"><div class="CodeMirror-activeline-background CodeMirror-linebackground"></div><div class="CodeMirror-gutter-background CodeMirror-activeline-gutter" style="left: 0px; width: 0px;"></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp;<span class="cm-keyword">static</span> <span class="cm-variable">JSONObject</span> <span class="cm-variable">msgObj</span> <span class="cm-operator">=</span> <span class="cm-variable">JSONUtil</span>.<span class="cm-variable">createObj</span>()</span></pre></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;  .<span class="cm-variable">set</span>(<span class="cm-string">"key1"</span>, <span class="cm-string">"value1"</span>)</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;  .<span class="cm-variable">set</span>(<span class="cm-string">"key2"</span>, <span class="cm-string">"value2"</span>)</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;  .<span class="cm-variable">set</span>(<span class="cm-string">"key3"</span>, <span class="cm-string">"value3"</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp;<span class="cm-keyword">public</span> <span class="cm-keyword">static</span> <span class="cm-variable-3">void</span> <span class="cm-def">main</span>(<span class="cm-variable-3">String</span>[] <span class="cm-variable">args</span>) <span class="cm-keyword">throws</span> <span class="cm-variable">NoSuchAlgorithmException</span>, <span class="cm-variable">InvalidKeyException</span>, <span class="cm-variable">InvalidKeySpecException</span> {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp; <span class="cm-comment">// 显示生成的公私钥对</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-comment">// 私钥(D)：00deb3f961a5b121daaac8a2730b2830348d7f124fc211812eda27c03dc7cbc1ae</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-comment">// 公钥(Q): 04942e1fa29a58b7e10fd8eac84c1b7d1942663d7e5bc5219ffaba642119ab78e2a7df47bfeafa38a9e5ca789a773f438e79bdbe9b0d371c49caba0d463e7ba209</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-comment">// 生成密钥对并妥善保存私钥</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable">System</span>.<span class="cm-variable">out</span>.<span class="cm-variable">println</span>(<span class="cm-string">"==============================================="</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable">System</span>.<span class="cm-variable">out</span>.<span class="cm-variable">println</span>(<span class="cm-string">"== 生成 SM2 公私钥 "</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable">KeyPair</span> <span class="cm-variable">senderKeyPair</span> <span class="cm-operator">=</span> <span class="cm-variable">EMsgHelperV2</span>.<span class="cm-variable">generateKeyPair</span>();</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable">Map</span><span class="cm-operator">&lt;</span><span class="cm-variable-3">String</span>, <span class="cm-variable-3">String</span><span class="cm-operator">&gt;</span> <span class="cm-variable">senderKeyPairHex</span> <span class="cm-operator">=</span> <span class="cm-keyword">new</span> <span class="cm-variable">EMsgHelperV2</span>().<span class="cm-variable">parseKeyPair</span>(<span class="cm-variable">senderKeyPair</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable">System</span>.<span class="cm-variable">out</span>.<span class="cm-variable">println</span>(<span class="cm-string">"sender 私钥(D)："</span> <span class="cm-operator">+</span> <span class="cm-variable">senderKeyPairHex</span>.<span class="cm-variable">get</span>(<span class="cm-string">"priv"</span>));</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable">System</span>.<span class="cm-variable">out</span>.<span class="cm-variable">println</span>(<span class="cm-string">"sender 公钥(Q)："</span> <span class="cm-operator">+</span> <span class="cm-variable">senderKeyPairHex</span>.<span class="cm-variable">get</span>(<span class="cm-string">"pub"</span>));</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable">KeyPair</span> <span class="cm-variable">receiverKeyPair</span> <span class="cm-operator">=</span> <span class="cm-variable">EMsgHelperV2</span>.<span class="cm-variable">generateKeyPair</span>();</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable">Map</span><span class="cm-operator">&lt;</span><span class="cm-variable-3">String</span>, <span class="cm-variable-3">String</span><span class="cm-operator">&gt;</span> <span class="cm-variable">receiverKeyPairHex</span> <span class="cm-operator">=</span> <span class="cm-keyword">new</span> <span class="cm-variable">EMsgHelperV2</span>().<span class="cm-variable">parseKeyPair</span>(<span class="cm-variable">receiverKeyPair</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable">System</span>.<span class="cm-variable">out</span>.<span class="cm-variable">println</span>(<span class="cm-string">"receiver 私钥(D)："</span> <span class="cm-operator">+</span> <span class="cm-variable">receiverKeyPairHex</span>.<span class="cm-variable">get</span>(<span class="cm-string">"priv"</span>));</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable">System</span>.<span class="cm-variable">out</span>.<span class="cm-variable">println</span>(<span class="cm-string">"receiver 公钥(Q)："</span> <span class="cm-operator">+</span> <span class="cm-variable">receiverKeyPairHex</span>.<span class="cm-variable">get</span>(<span class="cm-string">"pub"</span>));</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable">System</span>.<span class="cm-variable">out</span>.<span class="cm-variable">println</span>(<span class="cm-string">"\n==============================================="</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable-3">String</span> <span class="cm-variable">plainTxt</span> <span class="cm-operator">=</span> <span class="cm-variable">msgObj</span>.<span class="cm-variable">toString</span>();</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable">System</span>.<span class="cm-variable">out</span>.<span class="cm-variable">println</span>(<span class="cm-string">"待加密的原始数据: "</span> <span class="cm-operator">+</span> <span class="cm-variable">plainTxt</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-comment">// 使用样例1， 简单加解密</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable">System</span>.<span class="cm-variable">out</span>.<span class="cm-variable">println</span>(<span class="cm-string">"\n==============================================="</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable">System</span>.<span class="cm-variable">out</span>.<span class="cm-variable">println</span>(<span class="cm-string">"== 使用方法1： 不设置msgId（缺省值）使用HEX格式公私钥加解密报文。"</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable">usage1</span>(<span class="cm-variable">senderKeyPairHex</span>, <span class="cm-variable">receiverKeyPairHex</span>, <span class="cm-variable">plainTxt</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-comment">// 使用样例2, 加密报文中包含msgId</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable">System</span>.<span class="cm-variable">out</span>.<span class="cm-variable">println</span>(<span class="cm-string">"\n==============================================="</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable">System</span>.<span class="cm-variable">out</span>.<span class="cm-variable">println</span>(<span class="cm-string">"== 使用方法2： 设置msgId，使用HEX格式公私钥加解密报文。"</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable">usage2</span>(<span class="cm-variable">senderKeyPairHex</span>, <span class="cm-variable">receiverKeyPairHex</span>, <span class="cm-variable">plainTxt</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-comment">// 使用样例3</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable">System</span>.<span class="cm-variable">out</span>.<span class="cm-variable">println</span>(<span class="cm-string">"\n==============================================="</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable">System</span>.<span class="cm-variable">out</span>.<span class="cm-variable">println</span>(<span class="cm-string">"== 使用方法3： 设置msgId，使用HEX格式公私钥加解密报文。"</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable">usage3</span>(<span class="cm-variable">senderKeyPair</span>, <span class="cm-variable">receiverKeyPair</span>, <span class="cm-variable">plainTxt</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp;  }</span></pre></div></div></div></div></div><div style="position: absolute; height: 0px; width: 1px; border-bottom: 0px solid transparent; top: 1798px;"></div><div class="CodeMirror-gutters" style="display: none; height: 1798px;"></div></div></div></pre><h2 id='使用方法1'><span>使用方法1</span></h2><pre class="md-fences md-end-block ty-contain-cm modeLoaded" spellcheck="false" lang="java" style="break-inside: unset;"><div class="CodeMirror cm-s-inner cm-s-null-scroll CodeMirror-wrap" lang="java"><div style="overflow: hidden; position: relative; width: 3px; height: 0px; top: 9.26172px; left: 8px;"><textarea autocorrect="off" autocapitalize="off" spellcheck="false" tabindex="0" style="position: absolute; bottom: -1em; padding: 0px; width: 1000px; height: 1em; outline: none;"></textarea></div><div class="CodeMirror-scrollbar-filler" cm-not-content="true"></div><div class="CodeMirror-gutter-filler" cm-not-content="true"></div><div class="CodeMirror-scroll" tabindex="-1"><div class="CodeMirror-sizer" style="margin-left: 0px; margin-bottom: 0px; border-right-width: 0px; padding-right: 0px; padding-bottom: 0px;"><div style="position: relative; top: 0px;"><div class="CodeMirror-lines" role="presentation"><div role="presentation" style="position: relative; outline: none;"><div class="CodeMirror-measure"><pre><span>xxxxxxxxxx</span></pre></div><div class="CodeMirror-measure"></div><div style="position: relative; z-index: 1;"></div><div class="CodeMirror-code" role="presentation" style=""><div class="CodeMirror-activeline" style="position: relative;"><div class="CodeMirror-activeline-background CodeMirror-linebackground"></div><div class="CodeMirror-gutter-background CodeMirror-activeline-gutter" style="left: 0px; width: 0px;"></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; <span class="cm-keyword">private</span> <span class="cm-keyword">static</span> <span class="cm-variable-3">void</span> <span class="cm-def">usage1</span>(<span class="cm-variable">Map</span><span class="cm-operator">&lt;</span><span class="cm-variable-3">String</span>, <span class="cm-variable-3">String</span><span class="cm-operator">&gt;</span> <span class="cm-variable">senderKeyPairHex</span>, <span class="cm-variable">Map</span><span class="cm-operator">&lt;</span><span class="cm-variable-3">String</span>, <span class="cm-variable-3">String</span><span class="cm-operator">&gt;</span> <span class="cm-variable">receiverKeyPairHex</span>, <span class="cm-variable-3">String</span> <span class="cm-variable">plainTxt</span>) <span class="cm-keyword">throws</span> <span class="cm-variable">NoSuchAlgorithmException</span>, <span class="cm-variable">InvalidKeySpecException</span>, <span class="cm-variable">InvalidKeyException</span> {</span></pre></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-comment">// 步骤1： 发送者使用 接收者公钥 加密报文</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable-3">String</span> <span class="cm-variable">receiverPrivKeyHex</span> <span class="cm-operator">=</span> <span class="cm-variable">receiverKeyPairHex</span>.<span class="cm-variable">get</span>(<span class="cm-string">"priv"</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable-3">String</span> <span class="cm-variable">receiverPubKeyHex</span> <span class="cm-operator">=</span> <span class="cm-variable">receiverKeyPairHex</span>.<span class="cm-variable">get</span>(<span class="cm-string">"pub"</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable-3">String</span> <span class="cm-variable">senderPrivKeyHex</span> <span class="cm-operator">=</span> <span class="cm-variable">senderKeyPairHex</span>.<span class="cm-variable">get</span>(<span class="cm-string">"priv"</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable-3">String</span> <span class="cm-variable">senderPubKeyHex</span> <span class="cm-operator">=</span> <span class="cm-variable">senderKeyPairHex</span>.<span class="cm-variable">get</span>(<span class="cm-string">"pub"</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable">System</span>.<span class="cm-variable">out</span>.<span class="cm-variable">println</span>(<span class="cm-string">"=== 生成密文 ==="</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable">System</span>.<span class="cm-variable">out</span>.<span class="cm-variable">println</span>(<span class="cm-string">"== 1. 使用发送者的【私钥】签名报文, 私钥："</span> <span class="cm-operator">+</span> <span class="cm-variable">senderPrivKeyHex</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable">System</span>.<span class="cm-variable">out</span>.<span class="cm-variable">println</span>(<span class="cm-string">"== 2. 使用接收者的【公钥】加密报文, 公钥："</span> <span class="cm-operator">+</span> <span class="cm-variable">receiverPubKeyHex</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable">EMsgHelperV2</span> <span class="cm-variable">encHelper</span> <span class="cm-operator">=</span> <span class="cm-keyword">new</span> <span class="cm-variable">EMsgHelperV2</span>().<span class="cm-variable">setSenderPrivKey</span>(<span class="cm-variable">senderPrivKeyHex</span>).<span class="cm-variable">setReceiverPubKey</span>(<span class="cm-variable">receiverPubKeyHex</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable-3">String</span> <span class="cm-variable">encTxt</span> <span class="cm-operator">=</span> <span class="cm-variable">encHelper</span>.<span class="cm-variable">encrypt</span>(<span class="cm-variable">plainTxt</span>.<span class="cm-variable">getBytes</span>(<span class="cm-variable">StandardCharsets</span>.<span class="cm-variable">UTF_8</span>));</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable">System</span>.<span class="cm-variable">out</span>.<span class="cm-variable">println</span>(<span class="cm-string">"== 密文: "</span> <span class="cm-operator">+</span> <span class="cm-variable">encTxt</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-comment">// 步骤3： 发送者使用 接收者公钥 加密报文</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable">System</span>.<span class="cm-variable">out</span>.<span class="cm-variable">println</span>(<span class="cm-string">"=== 解密报文 ==="</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable">System</span>.<span class="cm-variable">out</span>.<span class="cm-variable">println</span>(<span class="cm-string">"== 1. 使用接收者的【私钥】解密报文, 私钥："</span> <span class="cm-operator">+</span> <span class="cm-variable">receiverPrivKeyHex</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable">System</span>.<span class="cm-variable">out</span>.<span class="cm-variable">println</span>(<span class="cm-string">"== 2. 使用发送者的【公钥】验签报文, 公钥："</span> <span class="cm-operator">+</span> <span class="cm-variable">senderPubKeyHex</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable">EMsgHelperV2</span> <span class="cm-variable">decHelper</span> <span class="cm-operator">=</span> <span class="cm-keyword">new</span> <span class="cm-variable">EMsgHelperV2</span>().<span class="cm-variable">setReceiverPrivKey</span>(<span class="cm-variable">receiverPrivKeyHex</span>).<span class="cm-variable">setSenderPubKey</span>(<span class="cm-variable">senderPubKeyHex</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable-3">String</span> <span class="cm-variable">plainTxt2</span> <span class="cm-operator">=</span> <span class="cm-keyword">new</span> <span class="cm-variable-3">String</span>(<span class="cm-variable">decHelper</span>.<span class="cm-variable">decrypt</span>(<span class="cm-variable">encTxt</span>), <span class="cm-variable">StandardCharsets</span>.<span class="cm-variable">UTF_8</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable">System</span>.<span class="cm-variable">out</span>.<span class="cm-variable">println</span>(<span class="cm-string">"== 解密后明文：: "</span> <span class="cm-operator">+</span> <span class="cm-variable">plainTxt2</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable">Assert</span>.<span class="cm-variable">isTrue</span>(<span class="cm-variable">plainTxt2</span>.<span class="cm-variable">equalsIgnoreCase</span>(<span class="cm-variable">plainTxt</span>));</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp;  }</span></pre></div></div></div></div></div><div style="position: absolute; height: 0px; width: 1px; border-bottom: 0px solid transparent; top: 1106px;"></div><div class="CodeMirror-gutters" style="display: none; height: 1106px;"></div></div></div></pre><h2 id='使用方法2'><span>使用方法2</span></h2><pre class="md-fences md-end-block ty-contain-cm modeLoaded" spellcheck="false" lang="java" style="break-inside: unset;"><div class="CodeMirror cm-s-inner cm-s-null-scroll CodeMirror-wrap" lang="java"><div style="overflow: hidden; position: relative; width: 3px; height: 0px; top: 9.26172px; left: 8px;"><textarea autocorrect="off" autocapitalize="off" spellcheck="false" tabindex="0" style="position: absolute; bottom: -1em; padding: 0px; width: 1000px; height: 1em; outline: none;"></textarea></div><div class="CodeMirror-scrollbar-filler" cm-not-content="true"></div><div class="CodeMirror-gutter-filler" cm-not-content="true"></div><div class="CodeMirror-scroll" tabindex="-1"><div class="CodeMirror-sizer" style="margin-left: 0px; margin-bottom: 0px; border-right-width: 0px; padding-right: 0px; padding-bottom: 0px;"><div style="position: relative; top: 0px;"><div class="CodeMirror-lines" role="presentation"><div role="presentation" style="position: relative; outline: none;"><div class="CodeMirror-measure"><pre><span>xxxxxxxxxx</span></pre></div><div class="CodeMirror-measure"></div><div style="position: relative; z-index: 1;"></div><div class="CodeMirror-code" role="presentation" style=""><div class="CodeMirror-activeline" style="position: relative;"><div class="CodeMirror-activeline-background CodeMirror-linebackground"></div><div class="CodeMirror-gutter-background CodeMirror-activeline-gutter" style="left: 0px; width: 0px;"></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; <span class="cm-keyword">private</span> <span class="cm-keyword">static</span> <span class="cm-variable-3">void</span> <span class="cm-def">usage2</span>(<span class="cm-variable">Map</span><span class="cm-operator">&lt;</span><span class="cm-variable-3">String</span>, <span class="cm-variable-3">String</span><span class="cm-operator">&gt;</span> <span class="cm-variable">senderKeyPairHex</span>, <span class="cm-variable">Map</span><span class="cm-operator">&lt;</span><span class="cm-variable-3">String</span>, <span class="cm-variable-3">String</span><span class="cm-operator">&gt;</span> <span class="cm-variable">receiverKeyPairHex</span>, <span class="cm-variable-3">String</span> <span class="cm-variable">plainTxt</span>) <span class="cm-keyword">throws</span> <span class="cm-variable">NoSuchAlgorithmException</span>, <span class="cm-variable">InvalidKeySpecException</span>, <span class="cm-variable">InvalidKeyException</span> {</span></pre></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-comment">// 消息标识:</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-comment">//  - 最大长度40个字符</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-comment">//  - 不能包含 “.”</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-comment">//  - msgId最终会出现在密文首字段，可用于标识消息使用的外界密钥，</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-comment">// &nbsp;  可通过此值定位合作伙伴的密钥，便于解密，如果不填此值，缺省为 JES</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable-3">String</span> <span class="cm-variable">msgId</span> <span class="cm-operator">=</span> <span class="cm-string">"A12-34￥51$2_er5#@%4中文56"</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable">System</span>.<span class="cm-variable">out</span>.<span class="cm-variable">println</span>(<span class="cm-string">"== msgId用法说明： \n"</span> <span class="cm-operator">+</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-string">"  1. msgId参与报文加解密过程，可当做报文加密过程的盐\n"</span> <span class="cm-operator">+</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-string">"  2. msgId可用于和私钥持有者进行绑定标识，当做partnerId使用。例如，当partner发送来的加密报文，msgId设置为partnerId的值，接收者解密时通过partnerId获取对应公钥后进行解密处理。\n"</span> <span class="cm-operator">+</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-string">"  3. msgId长度小于等于40个字符，可包含字母、数字、符号、中文，但不能包含'.'"</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable">System</span>.<span class="cm-variable">out</span>.<span class="cm-variable">println</span>(<span class="cm-string">"== msgId: "</span> <span class="cm-operator">+</span> <span class="cm-variable">msgId</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable-3">String</span> <span class="cm-variable">receiverPrivKeyHex</span> <span class="cm-operator">=</span> <span class="cm-variable">receiverKeyPairHex</span>.<span class="cm-variable">get</span>(<span class="cm-string">"priv"</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable-3">String</span> <span class="cm-variable">receiverPubKeyHex</span> <span class="cm-operator">=</span> <span class="cm-variable">receiverKeyPairHex</span>.<span class="cm-variable">get</span>(<span class="cm-string">"pub"</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable-3">String</span> <span class="cm-variable">senderPrivKeyHex</span> <span class="cm-operator">=</span> <span class="cm-variable">senderKeyPairHex</span>.<span class="cm-variable">get</span>(<span class="cm-string">"priv"</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable-3">String</span> <span class="cm-variable">senderPubKeyHex</span> <span class="cm-operator">=</span> <span class="cm-variable">senderKeyPairHex</span>.<span class="cm-variable">get</span>(<span class="cm-string">"pub"</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-comment">// 步骤1： 发送者使用 接收者公钥 加密报文</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable">System</span>.<span class="cm-variable">out</span>.<span class="cm-variable">println</span>(<span class="cm-string">"=== 生成密文 ==="</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable">System</span>.<span class="cm-variable">out</span>.<span class="cm-variable">println</span>(<span class="cm-string">"== 1. 使用发送者的【私钥】签名报文, 私钥："</span> <span class="cm-operator">+</span> <span class="cm-variable">senderPrivKeyHex</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable">System</span>.<span class="cm-variable">out</span>.<span class="cm-variable">println</span>(<span class="cm-string">"== 2. 使用接收者的【公钥】加密报文, 公钥："</span> <span class="cm-operator">+</span> <span class="cm-variable">receiverPubKeyHex</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable">EMsgHelperV2</span> <span class="cm-variable">encHelper</span> <span class="cm-operator">=</span> <span class="cm-keyword">new</span> <span class="cm-variable">EMsgHelperV2</span>(<span class="cm-variable">msgId</span>).<span class="cm-variable">setSenderPrivKey</span>(<span class="cm-variable">senderPrivKeyHex</span>).<span class="cm-variable">setReceiverPubKey</span>(<span class="cm-variable">receiverPubKeyHex</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable-3">String</span> <span class="cm-variable">encTxt</span> <span class="cm-operator">=</span> <span class="cm-variable">encHelper</span>.<span class="cm-variable">encrypt</span>(<span class="cm-variable">plainTxt</span>.<span class="cm-variable">getBytes</span>(<span class="cm-variable">StandardCharsets</span>.<span class="cm-variable">UTF_8</span>));</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable">System</span>.<span class="cm-variable">out</span>.<span class="cm-variable">println</span>(<span class="cm-string">"== 密文: "</span> <span class="cm-operator">+</span> <span class="cm-variable">encTxt</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-comment">// 步骤3： 发送者使用 接收者公钥 加密报文</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable">System</span>.<span class="cm-variable">out</span>.<span class="cm-variable">println</span>(<span class="cm-string">"=== 解密报文 ==="</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable">System</span>.<span class="cm-variable">out</span>.<span class="cm-variable">println</span>(<span class="cm-string">"== 1. 使用接收者的【私钥】解密报文, 私钥："</span> <span class="cm-operator">+</span> <span class="cm-variable">receiverPrivKeyHex</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable">System</span>.<span class="cm-variable">out</span>.<span class="cm-variable">println</span>(<span class="cm-string">"== 2. 使用发送者的【公钥】验签报文, 公钥："</span> <span class="cm-operator">+</span> <span class="cm-variable">senderPubKeyHex</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable">EMsgHelperV2</span> <span class="cm-variable">decHelper</span> <span class="cm-operator">=</span> <span class="cm-keyword">new</span> <span class="cm-variable">EMsgHelperV2</span>(<span class="cm-variable">msgId</span>).<span class="cm-variable">setReceiverPrivKey</span>(<span class="cm-variable">receiverPrivKeyHex</span>).<span class="cm-variable">setSenderPubKey</span>(<span class="cm-variable">senderPubKeyHex</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable-3">String</span> <span class="cm-variable">plainTxt2</span> <span class="cm-operator">=</span> <span class="cm-keyword">new</span> <span class="cm-variable-3">String</span>(<span class="cm-variable">decHelper</span>.<span class="cm-variable">decrypt</span>(<span class="cm-variable">encTxt</span>), <span class="cm-variable">StandardCharsets</span>.<span class="cm-variable">UTF_8</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable">System</span>.<span class="cm-variable">out</span>.<span class="cm-variable">println</span>(<span class="cm-string">"== 解密后明文："</span> <span class="cm-operator">+</span> <span class="cm-variable">plainTxt2</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable">Assert</span>.<span class="cm-variable">isTrue</span>(<span class="cm-variable">plainTxt2</span>.<span class="cm-variable">equalsIgnoreCase</span>(<span class="cm-variable">plainTxt</span>));</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp;  }</span></pre></div></div></div></div></div><div style="position: absolute; height: 0px; width: 1px; border-bottom: 0px solid transparent; top: 1613px;"></div><div class="CodeMirror-gutters" style="display: none; height: 1613px;"></div></div></div></pre><h2 id='使用方法3'><span>使用方法3</span></h2><pre class="md-fences md-end-block ty-contain-cm modeLoaded" spellcheck="false" lang="java" style="break-inside: unset;"><div class="CodeMirror cm-s-inner cm-s-null-scroll CodeMirror-wrap" lang="java"><div style="overflow: hidden; position: relative; width: 3px; height: 0px; top: 9.26172px; left: 8px;"><textarea autocorrect="off" autocapitalize="off" spellcheck="false" tabindex="0" style="position: absolute; bottom: -1em; padding: 0px; width: 1000px; height: 1em; outline: none;"></textarea></div><div class="CodeMirror-scrollbar-filler" cm-not-content="true"></div><div class="CodeMirror-gutter-filler" cm-not-content="true"></div><div class="CodeMirror-scroll" tabindex="-1"><div class="CodeMirror-sizer" style="margin-left: 0px; margin-bottom: 0px; border-right-width: 0px; padding-right: 0px; padding-bottom: 0px;"><div style="position: relative; top: 0px;"><div class="CodeMirror-lines" role="presentation"><div role="presentation" style="position: relative; outline: none;"><div class="CodeMirror-measure"><pre><span>xxxxxxxxxx</span></pre></div><div class="CodeMirror-measure"></div><div style="position: relative; z-index: 1;"></div><div class="CodeMirror-code" role="presentation" style=""><div class="CodeMirror-activeline" style="position: relative;"><div class="CodeMirror-activeline-background CodeMirror-linebackground"></div><div class="CodeMirror-gutter-background CodeMirror-activeline-gutter" style="left: 0px; width: 0px;"></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp;<span class="cm-keyword">private</span> <span class="cm-keyword">static</span> <span class="cm-variable-3">void</span> <span class="cm-def">usage3</span>(<span class="cm-variable">KeyPair</span> <span class="cm-variable">senderKeyPair</span>, <span class="cm-variable">KeyPair</span> <span class="cm-variable">receiverKeyPair</span>, <span class="cm-variable-3">String</span> <span class="cm-variable">plainTxt</span>) <span class="cm-keyword">throws</span> <span class="cm-variable">NoSuchAlgorithmException</span>, <span class="cm-variable">InvalidKeySpecException</span>, <span class="cm-variable">InvalidKeyException</span> {</span></pre></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-comment">// 步骤1： 发送者使用 接收者公钥 加密报文</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable">System</span>.<span class="cm-variable">out</span>.<span class="cm-variable">println</span>(<span class="cm-string">"=== 生成密文 ==="</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable">System</span>.<span class="cm-variable">out</span>.<span class="cm-variable">println</span>(<span class="cm-string">"== 1. 使用发送者的【私钥】签名报文"</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable">System</span>.<span class="cm-variable">out</span>.<span class="cm-variable">println</span>(<span class="cm-string">"== 2. 使用接收者的【公钥】加密报文"</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable">EMsgHelperV2</span> <span class="cm-variable">encHelper</span> <span class="cm-operator">=</span> <span class="cm-keyword">new</span> <span class="cm-variable">EMsgHelperV2</span>().<span class="cm-variable">setReceiverPubKey</span>(<span class="cm-variable">receiverKeyPair</span>.<span class="cm-variable">getPublic</span>()).<span class="cm-variable">setSenderPrivKey</span>(<span class="cm-variable">senderKeyPair</span>.<span class="cm-variable">getPrivate</span>());</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable-3">String</span> <span class="cm-variable">encTxt</span> <span class="cm-operator">=</span> <span class="cm-variable">encHelper</span>.<span class="cm-variable">encrypt</span>(<span class="cm-variable">plainTxt</span>.<span class="cm-variable">getBytes</span>(<span class="cm-variable">StandardCharsets</span>.<span class="cm-variable">UTF_8</span>));</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable">System</span>.<span class="cm-variable">out</span>.<span class="cm-variable">println</span>(<span class="cm-string">"== 密文: "</span> <span class="cm-operator">+</span> <span class="cm-variable">encTxt</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-comment">// 步骤2： 发送者使用 接收者公钥 加密报文</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable">System</span>.<span class="cm-variable">out</span>.<span class="cm-variable">println</span>(<span class="cm-string">"=== 解密报文 ==="</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable">System</span>.<span class="cm-variable">out</span>.<span class="cm-variable">println</span>(<span class="cm-string">"== 1. 使用接收者的【私钥】解密报文"</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable">System</span>.<span class="cm-variable">out</span>.<span class="cm-variable">println</span>(<span class="cm-string">"== 2. 使用发送者的【公钥】验签报文"</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable">EMsgHelperV2</span> <span class="cm-variable">decHelper</span> <span class="cm-operator">=</span> <span class="cm-keyword">new</span> <span class="cm-variable">EMsgHelperV2</span>().<span class="cm-variable">setReceiverPrivKey</span>(<span class="cm-variable">receiverKeyPair</span>.<span class="cm-variable">getPrivate</span>()).<span class="cm-variable">setSenderPubKey</span>(<span class="cm-variable">senderKeyPair</span>.<span class="cm-variable">getPublic</span>());</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable-3">String</span> <span class="cm-variable">plainTxt2</span> <span class="cm-operator">=</span> <span class="cm-keyword">new</span> <span class="cm-variable-3">String</span>(<span class="cm-variable">decHelper</span>.<span class="cm-variable">decrypt</span>(<span class="cm-variable">encTxt</span>), <span class="cm-variable">StandardCharsets</span>.<span class="cm-variable">UTF_8</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable">System</span>.<span class="cm-variable">out</span>.<span class="cm-variable">println</span>(<span class="cm-string">"== 解密后明文："</span> <span class="cm-operator">+</span> <span class="cm-variable">plainTxt2</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-variable">Assert</span>.<span class="cm-variable">isTrue</span>(<span class="cm-variable">plainTxt2</span>.<span class="cm-variable">equalsIgnoreCase</span>(<span class="cm-variable">plainTxt</span>));</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp;  }</span></pre></div></div></div></div></div><div style="position: absolute; height: 0px; width: 1px; border-bottom: 0px solid transparent; top: 899px;"></div><div class="CodeMirror-gutters" style="display: none; height: 899px;"></div></div></div></pre><h2 id='运行结果样例'><span>运行结果样例</span></h2><pre class="md-fences md-end-block ty-contain-cm modeLoaded" spellcheck="false" lang="" style="break-inside: unset;"><div class="CodeMirror cm-s-inner cm-s-null-scroll CodeMirror-wrap" lang=""><div style="overflow: hidden; position: relative; width: 3px; height: 0px; top: 9.26172px; left: 8px;"><textarea autocorrect="off" autocapitalize="off" spellcheck="false" tabindex="0" style="position: absolute; bottom: -1em; padding: 0px; width: 1000px; height: 1em; outline: none;"></textarea></div><div class="CodeMirror-scrollbar-filler" cm-not-content="true"></div><div class="CodeMirror-gutter-filler" cm-not-content="true"></div><div class="CodeMirror-scroll" tabindex="-1"><div class="CodeMirror-sizer" style="margin-left: 0px; margin-bottom: 0px; border-right-width: 0px; padding-right: 0px; padding-bottom: 0px;"><div style="position: relative; top: 0px;"><div class="CodeMirror-lines" role="presentation"><div role="presentation" style="position: relative; outline: none;"><div class="CodeMirror-measure"><pre><span>xxxxxxxxxx</span></pre></div><div class="CodeMirror-measure"></div><div style="position: relative; z-index: 1;"></div><div class="CodeMirror-code" role="presentation" style=""><div class="CodeMirror-activeline" style="position: relative;"><div class="CodeMirror-activeline-background CodeMirror-linebackground"></div><div class="CodeMirror-gutter-background CodeMirror-activeline-gutter" style="left: 0px; width: 0px;"></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">===============================================</span></pre></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">== 生成 SM2 公私钥 </span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">sender 私钥(D)：00bcb84b5b5defcbdf8353dc788d37e9784917f223d12c6c9357733f63014f3f84</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">sender 公钥(Q)：046967e7a4643f77befd72be4814a925ae1fddb75622293412816a21314bc25a22c533c8cea471154a25660a7d203c98bf81ebc215605357713c9795231c61aed9</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">receiver 私钥(D)：4d3418c2acda38d98aea1c2f0920c768afcd55ebf09049c2459db0fc3336f8c6</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">receiver 公钥(Q)：042fcada887cca4fa70244898fc5e7592e5c02f6aee46f267eee37a8cd3535fda672e55f838d6dcef459fdd25b48e04859a8e34f98f4cef5b0e5a35f98233033af</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">===============================================</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">待加密的原始数据: {"key1":"value1","key2":"value2","key3":"value3"}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">===============================================</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">== 使用方法1： 不设置msgId（缺省值）使用HEX格式公私钥加解密报文。</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">=== 生成密文 ===</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">== 1. 使用发送者的【私钥】签名报文, 私钥：00bcb84b5b5defcbdf8353dc788d37e9784917f223d12c6c9357733f63014f3f84</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">== 2. 使用接收者的【公钥】加密报文, 公钥：042fcada887cca4fa70244898fc5e7592e5c02f6aee46f267eee37a8cd3535fda672e55f838d6dcef459fdd25b48e04859a8e34f98f4cef5b0e5a35f98233033af</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">== 密文: JES.9_77vuCSEBzSPoFVYg1DHwTFKL4EQ46BwIx4Mf2irlAPJD-nhnZlrYI_3erNP995YW_FypGgtbyRCQWYxmNj0Q.gDIxBBdNfPYJGyWKEexWdQ.sHsKAbbv_ZD4Jwva5DRSISlFF3Sa0Mkr-LDmvvXQV2nepsywDv_xvdb6sQZO9WtGZVWGcyBI2hL2lWxhFZ1Ypg.H1x7_2-UROXPAJg6gEazlg.d1Cyvjh7UcBcyO1aMWBGq9d1tywDuE6JEudAWuObkNPmlSmuKdmEVIYLs2oi_efb6QaWqzM22UQ3Y9OkRynK7A</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">=== 解密报文 ===</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">== 1. 使用接收者的【私钥】解密报文, 私钥：4d3418c2acda38d98aea1c2f0920c768afcd55ebf09049c2459db0fc3336f8c6</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">== 2. 使用发送者的【公钥】验签报文, 公钥：046967e7a4643f77befd72be4814a925ae1fddb75622293412816a21314bc25a22c533c8cea471154a25660a7d203c98bf81ebc215605357713c9795231c61aed9</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">== 解密后明文：: {"key1":"value1","key2":"value2","key3":"value3"}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">===============================================</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">== 使用方法2： 设置msgId，使用HEX格式公私钥加解密报文。</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">== msgId用法说明： </span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">  1. msgId参与报文加解密过程，可当做报文加密过程的盐</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">  2. msgId可用于和私钥持有者进行绑定标识，当做partnerId使用。例如，当partner发送来的加密报文，msgId设置为partnerId的值，接收者解密时通过partnerId获取对应公钥后进行解密处理。</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">  3. msgId长度小于等于40个字符，可包含字母、数字、符号、中文，但不能包含'.'</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">== msgId: A12-34￥51$2_er5#@%4中文56</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">=== 生成密文 ===</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">== 1. 使用发送者的【私钥】签名报文, 私钥：00bcb84b5b5defcbdf8353dc788d37e9784917f223d12c6c9357733f63014f3f84</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">== 2. 使用接收者的【公钥】加密报文, 公钥：042fcada887cca4fa70244898fc5e7592e5c02f6aee46f267eee37a8cd3535fda672e55f838d6dcef459fdd25b48e04859a8e34f98f4cef5b0e5a35f98233033af</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">== 密文: A12-34￥51$2_er5#@%4中文56.EQhj6ZSgfkws-YTjn7qL6Tck5Y9dSaCMc-QYRUhiRfC6Wrxy5FyWTpweGG4EMi_OYOMGMssE-_4rsaRhlKFXIg.o4j_KYCM_YKjdhlotQenug.9f_Dkeg-NIHyVs6eCZuIcyApgF-m2-swTCiq-i9tyjo8304VO9SnRk9-K_eQkuyvWXzZcSDeSJ5dJLfmKVZxew.kUe2ngNGSBlAh3GrLsLltQ.7HfTB1jD3Ic7VfGCcOebmzT5Isv85g9phHzCxI7FtKmZdEtgRkJgmWwHN9kdfT5H9TuLjbwwLZe7Vlx8hjT5bQ</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">=== 解密报文 ===</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">== 1. 使用接收者的【私钥】解密报文, 私钥：4d3418c2acda38d98aea1c2f0920c768afcd55ebf09049c2459db0fc3336f8c6</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">== 2. 使用发送者的【公钥】验签报文, 公钥：046967e7a4643f77befd72be4814a925ae1fddb75622293412816a21314bc25a22c533c8cea471154a25660a7d203c98bf81ebc215605357713c9795231c61aed9</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">== 解密后明文：{"key1":"value1","key2":"value2","key3":"value3"}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">===============================================</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">== 使用方法3： 设置msgId，使用HEX格式公私钥加解密报文。</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">=== 生成密文 ===</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">== 1. 使用发送者的【私钥】签名报文</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">== 2. 使用接收者的【公钥】加密报文</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">== 密文: JES.mdCVIIpJNv_IjTrxol4fobv4h1JtuwdFrcDWV6CMJ1L9Z6wIVDQXo4ARm_F33lrybcjz-66cdELFrj0YWSVEwA.x5UqkQr6vodypVDFob1Ocw.1f-eyZ8MJ0Yr4FA49yhPqEAiPj76JlaUPGqkS4GUu5bsmd24Tx72phFXWRSaBdzLg7USWiqSlHvCmwMsj75Gqw.QG8NEvZazczW-2DNiyuhYQ.9WpNLDwRX3dsODgXGpLZJkCCj2-YFqnspT278nDdRbdQrgAI06bQAS63m19ilRgUHWsslvGoyIs8jsKVP99eBQ</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">=== 解密报文 ===</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">== 1. 使用接收者的【私钥】解密报文</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">== 2. 使用发送者的【公钥】验签报文</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">== 解密后明文：{"key1":"value1","key2":"value2","key3":"value3"}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre></div></div></div></div></div><div style="position: absolute; height: 0px; width: 1px; border-bottom: 0px solid transparent; top: 2881px;"></div><div class="CodeMirror-gutters" style="display: none; height: 2881px;"></div></div></div></pre><p>&nbsp;</p><p>&nbsp;</p></div></div>

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